These requirements cover battery contactors for use in the starting systems of diesel engines driving centrifugal fire pumps, in accordance with the Standard for Centrifugal Fire Pumps, NFPA 20. These requirements cover battery contactors for use in starting systems rated 50 volts maximum.
2018UL 218 CRD-2018 UL Standard for Safety Fire Pump Controllers - Section / Paragraph Reference: Section 14.3.4 Subject: Line Reactors Used with Variable Frequency Drives (Edition 3: September 16@ 2015)
2016UL 218 CRD-2016 Fire Pump Controllers (Certification Requirement Decision, 3/7/2016)
2015UL 218 BULLETIN-2015 UL Standard for Safety Fire Pump Controllers (COMMENTS DUE: August 2@ 2015)
2015UL 218-2015 UL Standard for Safety Fire Pump Controllers (Third Edition)
2014UL 218 BULLETIN-2014 UL Standard for Safety Fire Pump Controllers (COMMENTS DUE: January 20@ 2015)
2013UL 218 BULLETIN-2013 UL Standard for Safety Fire Pump Controllers (COMMENTS DUE: August 14@ 2013)